Eagle nebula(redirected from Eagle Nebula Cluster)
Eagle nebula(M16; NGC 6611) A large emission nebula – an H II region – that is located about 2.5 kiloparsecs away in the direction of the constellation Serpens Cauda (see Serpens). It contains some hot young stars that are part of an open cluster.
Eagle Nebula[′ē·gəl ′neb·yə·lə]
A large emission nebula in the constellation Serpens, about 2500 parsecs away.